The image of an object, formed by a plano-convex lens at a distance of 8 m behind the lens, is real and is one-third the size of the object. The wavelength of light inside the lens is 2/3 times the wavelength in free space. The radius of the curved surface of the lens is - VgyanHub

Question:

The image of an object, formed by a plano-convex lens at a distance of 8 m behind the lens, is real and is one-third the size of the object. The wavelength of light inside the lens is 2/3 times the wavelength in free space. The radius of the curved surface of the lens is

Options :

(a) 1 m
(b) 2 m
(c) 3 m
(d) 6 m

Answer :

(c) 3 m

Answer Steps :

step 1

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step 3

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